const config = require('../shared/config');

/**
 * If we enable bluebird debug logs we see a huge memory usage.
 * You can reproduce by removing this line and import a big database export into Ghost.
 * `NODE_ENV=development node index.js`
 */
process.env.BLUEBIRD_DEBUG = 0;

/**
 * Force bthreads to use child_process backend until a worker_thread-compatible version of sqlite3 is published
 * https://github.com/mapbox/node-sqlite3/issues/1386
 */
const isSQLite = config.get('database:client') === 'sqlite3';
if (isSQLite) {
    process.env.BTHREADS_BACKEND = 'child_process';
}

const moment = require('moment-timezone');

/**
 * oembed-parser uses promise-wtf to extend the global Promise with .finally
 *   - require it before global Bluebird Promise override so that promise-wtf
 *     doesn't error due to Bluebird's Promise already having a .finally
 *   - https://github.com/ndaidong/promise-wtf/issues/25
 */
const {extract, hasProvider} = require('oembed-parser'); // eslint-disable-line

/**
 * force UTC
 *   - you can require moment or moment-timezone, both is configured to UTC
 *   - you are allowed to use new Date() to instantiate datetime values for models, because they are transformed into UTC in the model layer
 *   - be careful when not working with models, every value from the native JS Date is local TZ
 *   - be careful when you work with date operations, therefor always wrap a date into moment
 */
moment.tz.setDefault('UTC');